Methoxymethylsantalol.



, UNITED STATES PATENT OFFICE.

MAX DOHRN AND ALBRECHT THIELE, OF BERLIN, GERMANY, ASSIGNORS T CHEMI SCHE FABRIK AUF ACTIEN (VORM. E. SCHERING,) 0F BERLIN, GERMANY.

METHOXYMETHYLSANTALOL.

No Drawing.

To all Vii/[0H1 {I may concern:

, lie 11 known lluit We, MAX DUIIRN and .uinluat-u'r "luuamc, doctors of philosophy.

flu-mists, viii/mus of the (lerumn Empire, residing at Berlin. Kingdom of Prussia, Gernmu llnuzire. have invented a new and useful liuprowmoul [ii the Production of .llelhm;inns!hylsuntulol, of which the followin is a sort-iii :lion.

()ur invention relates to the umuufucture of lluhitherto unknown nmthoxymothyl' suuinlol luring u mluzlhl'e 1 luuluaeeuticul product, V

The new rompounll wriesponds to the formula l l,.,.(,)(ll'l' .()(II, and is a Colorl liquid lmiling ut -linilliuu-ter pressure lmiu'wu '133 to ventigl'zule. The liquid is iusoli-thlz, in water and soluble in organic Holvmzlu. ()u homing: with n'iinuml acids especially in ulvoholie solution the compound splil. oil' l'ornuil loliyde,

'llie nutln:xymellrylsuululo! obtained in" naming ehlonul-tliylether to Tenet upon sunluloi in the pres nce of u ernnlensing agent or upon an all 'li sult of santalol. In (-urrying out. our 1m practically we proed, for instance, as l oliows: An excess (2 molecules) oivohloi'inctliyletllvr dissolvedin toluene is at ordinury temperature gradu ally added to a toluene solution of 220 grams of suntulol in the presom'e of 121 gn'umsoi:iimethylunilin. "Thezulrlition tekes place while stirring \Vlilt'l] is uuulinuedfor some hours; zl'ler standing tor about 24:

Specification of. Letters Potent.

Application filed February 15, 1911.

Patented Aug. 29, 1911 serial No. 608,699.

tion. The toluene after" puritieation of the filtrate in oacuo is distilled off and the residuum fractionated.

' In place of=dunethylan1lin other condoms mg agents such as sodlum, S()(l1UI 11 carbon- 'ate,.tetramethyl dimnidobonzene methane ileuslei Ponch Chemistry of the Tw'penes, liltllledition, p. 4:26).

\Ve claim as our invention: i The herein described new methoxymethylsantalol, eorrespondin V to the formula (J,,I- OCH OCH being a colorless liquid boiling at 4 millimeter pressure between 152 and 158 Centigrade, insoluble in Water, soluble 1n organic solvents, liberating formaldehyde on heating with mineral acids, and being a valuable theracFeutlc compound, substantially as describe In testimony 'whereof we have hereunto set our slgnatures in the presence of two subscribing witnesses.

' MAX DOHRN.

, V ALBRECHT 'IHIELE. -\Vitne.sses

HENRY HAsPnR,

' \Vononnnn IIAUPT. 

